305 102,000 BTU Output, Electronic Ignition, 5 Section Gas Fired Cast Iron Boiler (NG)

DescriptionNote: Product Title reflects this boiler's IBR Net Output Rating The Series 3 shares many of its features with the award winning ES2, including the durable cast iron heat exchanger, rugged heavy gauge steel base and the innovative IQ Control System. The IQ Control System allows the Series 3 to be easily equipped with an optional Energy Saving control package that, according to many studies, can deliver up to a 15% reduction in fuel consumption. In addition, the Series 3 provides even more flexible chimney venting options making it the right choice for millions of homes. Features: Exclusive IQ Control System platform Optional LCD touch screen for system monitoring Time proven cast iron design for durability and reliability Optimum venting flexibility for homes with existing chimneys Limited Lifetime Manufacturer's Warranty Optional 5 or 10-year Extended Warranties Fuel Type: Natural Gas BTU Input: 140000 IBR Rating: 102000 DOE Rating: 118000 Efficiency: 84% System Type: Hydronic (Water) Vent Type: Atmospheric Features: EI/Spark Ignition Atmospheric Vent Width (Inches): 18-1/2" Height (Inches): 41 Depth (Inches): 33" Supply Size: 1-1/4" Return Size: 1-1/4" Weight (lbs): 353 lbs Water Contents (Gal): 4 Vent Size: 6" Relief Valve: 3/4" Gas Valve: 1/2"